Bushed Roller Chain Sprocket For Bushing Size SDS For Bushing Type Quick Detachable For Chain Pitch 5/8 in Material Steel Number of Teeth 45 Outside Diameter 9.31 in Pitch Diameter 8.96 in Chain Number 50 For Number of Strands Single Maximum Bore Diameter 2 in Finish Black Oxide Hub Diameter 3 5/8 in Hub Projection 1.157 in Hub Type One Side Length through Bore 1 1/2 in Standards ANSI B29.1 BIS Teeth Heat Treatment Not Hardened Tooth Width 0.343 in